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Service bulletins for the 2026 Jeep Grand Cherokee L

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

261 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
1090112025-12-23. Service bulletin. POWER TRAIN. VALVE BODY & CONTROL UNIT – TRANSMISSION
1091572025-12-23. Service bulletin. SEATS. ARMREST - REAR DOOR TRIM
S25210000052025-12-23. Service bulletin. SERVICE BRAKES; POWER TRAIN. The customer states the ABS and Traction Control warning comes on. Vehicle sets wheel speed BSCM/ABS fault codes.
08-394-25 REV. A2025-12-17. Service bulletin. ELECTRICAL SYSTEM. Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present Technicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC): ● B1E21-96 - Backup Battery Component Internal Failure.
91007342025-12-17. Service bulletin. ELECTRICAL SYSTEM. If the DTC B1E21-96: Backup Battery-Component Internal Failure is active and customer states Popup message will show at the radio: "Battery of Uconnect Box requires service. SOS call and related functions may be unavailable. Please visit an authorized dealer." PLEASE do not Replace the TBM module, only replace TBM Internal Battery (inside Telematics Box Module) and order PN68493347
91007322025-12-17. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM. If the power liftgate exhibits operating noise during opening or closing but functions normally, follow these instructions: 1. Do NOT replace the Power liftgate if: -The liftgate opens and closes properly, and -The customer concern is only operating noise. 2. Replacement is ONLY recommended if: -There is an abnormal sound (e.g., grinding, scraping, knocking), -A functional issue exists (binding, stall, failure to open/close), -There is visible damage, or -Relevant DTCs are present. 3.If you hear grinding, scraping, or any abnormal sound, parts can be replaced. -Describe the issue clearly in the narrative. -If possible, record the sound and attach it to the narrative.
S25080001072025-12-17. Service bulletin. SEATS. Comfort Seat Module (CSM) or Comfort Steering Wheel Module (CSWM) do Not Operate
S25230000942025-12-17. Service bulletin. STRUCTURE:BODY. Power Liftgate Noise During Gate Operation
1089742025-12-17. Service bulletin. ENGINE. THROTTLE BODY - NONE
1089472025-12-17. Service bulletin. UNKNOWN OR OTHER. EVAPORATOR - AIR CONDITIONING
1089462025-12-17. Service bulletin. UNKNOWN OR OTHER. EVAPORATOR - AIR CONDITIONING
1089422025-12-11. Service bulletin. STEERING. MODULE - STEERING CONTROL
1089412025-12-11. Service bulletin. STEERING. MODULE - STEERING CONTROL
S25210000062025-12-11. Service bulletin. ELECTRICAL SYSTEM. Service 4WD light on in the cluster. C14A1-74 DTC will be present (Active or Stored).
S258A0000212025-12-11. Service bulletin. ELECTRICAL SYSTEM. Diagnostic Trouble Code (DTC) B15A1-00 Media Port Connection 1 Connection Found Set.
08-394-252025-12-11. Service bulletin. ELECTRICAL SYSTEM. Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present echnicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC): ● B1E21-96 - Backup Battery Component Internal Failure
S2523000065 REV.A2025-11-26. Service bulletin. STEERING; ELECTRICAL SYSTEM. Diagnostic Trouble Code DTC(s) C1593-00, C2217-00, U0131-00. and Service Electric Power Steering Messages.
S25230000892025-11-26. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. Passive Entry Exterior Door Handle Inoperative When Touched For Lock And Or Unlock.
1084992025-11-26. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. LAMP – BACKUP, LAMP - TAIL
1084732025-11-26. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. LAMP – BACKUP, LAMP - TAIL
S2308000034 REV.A2025-11-19. Service bulletin. ELECTRICAL SYSTEM. No Wireless Charging Or Slow Wireless Charging
S25080001002025-11-13. Service bulletin. ELECTRICAL SYSTEM. Intermittent Uconnect Box Requires Service Message. TBM Setting Stored Or Pending DTCs B22A9, B1560, B1561, B1562
91007082025-11-05. Service bulletin. ELECTRICAL SYSTEM. DTC B1E21 is triggered when the TBM Backup Battery is discharged, inactive, or drained. This can happen during the lifetime of the vehicle. TBM should not be replace for B1E21, since there is no fault on TBM. TBM battery is replaceable. Part number of the back-up battery inside TBM is 68597650AA.
S25090000092025-11-05. Service bulletin. ENGINE. Engine Oil Leak
S25080000912025-10-29. Service bulletin. ELECTRICAL SYSTEM. Radio (ETM) Is Always Setting Stored DTC B15A1-00 Media Port 1 Connection

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.